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White GMC WCA Recall 91V081: Parking Brake:Driveline:Air

NHTSA campaign 91V081, reported April 26, 1991, 53 vehicles potentially affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 91V081VOLVO GM HEAVY TRUCK CORP
Component
PARKING BRAKE:DRIVELINE:AIR
Problem
THE BENDIX MV-2 PARKING CONTROL VALVE INSTALLED IN VEHICLES WITHOUT A DESICCANT STYLE AIR DRYER MAY EXPERIENCE A SEAL FAILURE. THIS FAILURE MAY ALLOW THE VALVE TO MOVE FROM THE PARK POSITION TO THE RELEASE POSITION, ALLOWING THE PARKING BRAKES TO RELEASE.
Risk
RELEASE OF THE PARKING BRAKES WHILE THE VEHICLE ISUNATTENDED OR WITHOUT WARNING COULD RESULT IN A VEHICLE ACCIDENT.
Remedy
REBUILD THE BENDIX MV-2 PARKING CONTROL VALVE.
Notes
SYSTEM: PARKING CONTROL VALVE.VEHICLE DESCRIPTION: HEAVY TRUCKS 33,000 LBS. GVWR AND GREATER.

Affected vehicles

White GMC WCA198819891990
White GMC WCL198819891990
White GMC WCM198819891990
White GMC Wcmg198819891990